1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _ASM_X86_IRQ_H 3#define _ASM_X86_IRQ_H 4/* 5 * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar 6 * 7 * IRQ/IPI changes taken from work by Thomas Radke 8 * <tomsoft@informatik.tu-chemnitz.de> 9 */ 10 11#include <asm/apicdef.h> 12#include <asm/irq_vectors.h> 13 14static inline int irq_canonicalize(int irq) 15{ 16 return ((irq == 2) ? 9 : irq); 17} 18 19extern int irq_init_percpu_irqstack(unsigned int cpu); 20 21#define __ARCH_HAS_DO_SOFTIRQ 22 23struct irq_desc; 24 25extern void fixup_irqs(void); 26 27#ifdef CONFIG_HAVE_KVM 28extern void kvm_set_posted_intr_wakeup_handler(void (*handler)(void)); 29extern __visible void smp_kvm_posted_intr_ipi(struct pt_regs *regs); 30extern __visible void smp_kvm_posted_intr_wakeup_ipi(struct pt_regs *regs); 31extern __visible void smp_kvm_posted_intr_nested_ipi(struct pt_regs *regs); 32#endif 33 34extern void (*x86_platform_ipi_callback)(void); 35extern void native_init_IRQ(void); 36 37extern void handle_irq(struct irq_desc *desc, struct pt_regs *regs); 38 39extern __visible unsigned int do_IRQ(struct pt_regs *regs); 40 41extern void init_ISA_irqs(void); 42 43extern void __init init_IRQ(void); 44 45#ifdef CONFIG_X86_LOCAL_APIC 46void arch_trigger_cpumask_backtrace(const struct cpumask *mask, 47 bool exclude_self); 48 49extern __visible void smp_x86_platform_ipi(struct pt_regs *regs); 50#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace 51#endif 52 53#endif /* _ASM_X86_IRQ_H */ 54